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Finding the Third Proportional to 113,197.50 and 239,872.50

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Solution

The third proportional to 113,197.50 and 239,872.50 is: 508,304.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,197.50 : 239,872.50 = 239,872.50 : x
  2. Step 2: Convert to fraction form
    113,197.50/239,872.50 = 239,872.50/x
  3. Step 3: Cross multiply
    113,197.50x = 239,872.50 × 239,872.50
  4. Step 4: Simplify right side
    113,197.50x = 57,538,816,256.25
  5. Step 5: Solve for x
    x = 57,538,816,256.25/113,197.50
  6. Step 6: Final answer
    x = 508,304.66

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.